CN105912520B - Photo automatic composing method based on layout template - Google Patents
Photo automatic composing method based on layout template Download PDFInfo
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- CN105912520B CN105912520B CN201610278827.8A CN201610278827A CN105912520B CN 105912520 B CN105912520 B CN 105912520B CN 201610278827 A CN201610278827 A CN 201610278827A CN 105912520 B CN105912520 B CN 105912520B
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Abstract
The photo automatic composing method based on layout template that the present invention relates to a kind of, this method comprises: obtaining to typesetting photo；From stored layout template, target layout template is determined, it is one of completed layout template that target layout template, which is unmarked in layout template,；Photo on target layout template is replaced with first to typesetting photo, first to typesetting photo is to photo identical with the size of photo on target layout template in typesetting photo；According to replacement as a result, determining typesetting result or redefining target layout template.The photo automatic composing method based on layout template that the embodiment provides, by replacing with photo identical with size in target layout template to typesetting photo, and typesetting result is determined according to replacement result or reselects target layout template, can layout template be fully utilized, to realize that typesetting utilization rate reaches or be higher than the artificial typesetting of expert, and typesetting utilization rate is stablized, and too poor typesetting result will not be obtained.
Description
Technical field
The present invention relates to Rectangular Packing Problem technical fields more particularly to a kind of photo based on layout template to arrange automatically
Version method.
Background technique
Rectangular Packing Problem is a classical NP (Nondeterministic Problem) complete problem, and photo
Interblock space is huge, whether heuristic search algorithm or intelligent search algorithm, and can only all search within the reasonable time may
Typesetting result in very small part.For photo Automatic Typesetting problem, these algorithm search typesetting result meetings are directly used
Miss the outstanding typesetting scheme much found by typesetting expert.Inventor has found in the practice of the invention: using above-mentioned
The typesetting utilization rate for the typesetting scheme that method obtains is unstable, and typesetting utilization rate is lower than the artificial typesetting of expert, and in many situations
Under can obtain the lower typesetting result of typesetting utilization rate.
Summary of the invention
The photo automatic composing method based on layout template that the object of the present invention is to provide a kind of, by from stored row
The target layout template selected in version template, and photo identical with size in the target layout template is replaced with and is shone to typesetting
Piece determines typesetting result further according to replacement result or reselects target layout template, layout template can be made abundant
It utilizes, to realize that typesetting utilization rate reaches or be higher than the artificial typesetting of expert, and typesetting utilization rate is stablized, it is too poor to obtain
Typesetting result.
A kind of photo automatic composing method based on layout template provided by the invention, comprising:
It obtains to typesetting photo；
From stored layout template, determine that target layout template, the target layout template are the layout template
In it is unmarked one of for completed layout template；
Photo on the target layout template is replaced with first to typesetting photo, described first to typesetting photo is institute
It states to photo identical with the size of photo on the target layout template in typesetting photo；
According to replacement as a result, determining typesetting result or redefining target layout template.
Optionally, the replacement result is when being all replaced successfully, to determine final typesetting result；Alternatively, the replacement
When as a result all to replace failure, the target layout template is labeled as being completed, and redefine target layout template.
Optionally, when the replacement result is partial replacement success, the first typesetting is determined as a result, the photo Automatic Typesetting
Method further include:
According to described to not replace photo in typesetting photo, enclosure rectangle set is determined；
The selection target rectangle from the enclosure rectangle set, the target rectangle are that can wrap in the enclosure rectangle set
Rectangle containing second to typesetting photo, wherein described second does not replace the maximum photograph of size in photo to typesetting photo to be described
Piece；
The target rectangle is put into typesetting photo by described second；According to being put into as a result, determining final typesetting result.
Optionally, it is described according to not replace photo in typesetting photo, determine enclosure rectangle set, comprising:
Straight line where straight line where not replacing the left margin of photo according to all and right margin, determines vertical line
Set；
Straight line where straight line where not replacing the coboundary of photo according to all and lower boundary, determines horizontal linear
Set；
Cartesian product operation is carried out to the vertical line set and the vertical line set respectively, obtains two two
Tuple-set；
Cartesian product operation is carried out to two binary group set, obtains four-tuple set；
To each of described four-tuple set four-tuple (v1, v2, h1, h2), if v1, v2, h1, h2 can form one
Area is greater than 0 rectangle, and the rectangle cannot completely include any photo or the rectangle in the first typesetting result
Do not intersect with any photo in the first typesetting result, the rectangle be put into the enclosure rectangle set, wherein
V1, v2 are two vertical lines in the vertical line set, and h1, h2 are that two levels in the horizontal linear set are straight
Line.
Optionally, the result that is put into is to determine that final typesetting result is the first typesetting result when being put into unsuccessfully.
Optionally, the result that is put into is photo automatic composing method when being put into successfully further include:
Utilization rate is calculated, the utilization rate is the described second area to the area and target rectangle of typesetting photo
Ratio；
The size relation for comparing the utilization rate and preset threshold, obtains comparison result, wherein the preset threshold is most
Small acceptable utilization rate；According to the comparison result, final typesetting result is determined.
Optionally, when the comparison result is that the utilization rate is greater than the preset threshold, final typesetting result is determined
The typesetting scheme merged with described second to typesetting photo for the first typesetting result.
Optionally, when the comparison result is that the utilization rate is less than the preset threshold, and described second shines to typesetting
Piece is placed on the upper left corner of the target rectangle, the photo automatic composing method further include:
With described second to the straight line where the lower boundary of typesetting photo will be removed in the target rectangle described second to
The part of typesetting photo is divided into the first rectangle and the second rectangle；
Third is waited for that typesetting photo and the 4th is put into first rectangle and second rectangle to typesetting photo respectively,
In, the third wait for typesetting photo be can include by first rectangle described in do not replace in photo except described second to typesetting
The maximum photo of the outside dimension of photo, the described 4th to typesetting photo be can include by second rectangle described in do not replace photograph
The described second maximum photo of outside dimension to typesetting photo is removed in piece；
Wait for whether typesetting photo and the described 4th is successfully respectively put into first square to typesetting photo according to the third
Shape and second rectangle, determine final typesetting result.
Optionally, when the third when typesetting photo and the described 4th when typesetting photo whole or one are put into successfully,
The photo automatic composing method further include:
The first utilization rate is calculated, first utilization rate is the gross area and the target rectangle being put into typesetting photo
Area ratio；
Compare the size relation of first utilization rate and the preset threshold；
When first utilization rate is greater than the preset threshold, determine that final typesetting result is the first typesetting knot
Fruit and the typesetting scheme merged to typesetting photo being put into.
Optionally, when first utilization rate is less than the preset threshold, determine that final typesetting result is described the
One typesetting result.
A kind of photo automatic composing method based on layout template provided based on the above-mentioned technical proposal, by from having stored
Layout template in the target layout template that selects, and photo identical with size in the target layout template is replaced with wait arrange
Version photo determines typesetting result further according to replacement result or reselects target layout template, can make layout template quilt
It makes full use of, to realize that typesetting utilization rate reaches or be higher than the artificial typesetting of expert, and typesetting utilization rate is stablized, and will not obtain
Too poor typesetting result.
Detailed description of the invention
Fig. 1 is according to a kind of the schematic of the photo automatic composing method based on layout template provided in an embodiment of the present invention
Flow chart；
According to Fig. 2 another embodiment of the present invention provides a kind of photo automatic composing method based on layout template show
Meaning property flow chart；
According to Fig. 3 another embodiment of the present invention provides a kind of photo automatic composing method based on layout template show
Meaning property flow chart；
According to Fig. 4 another embodiment of the present invention provides a kind of photo automatic composing method based on layout template show
Meaning property flow chart；
Fig. 5 is the schematic diagram of the first typesetting result in the embodiment of the present invention；
Fig. 6 is the schematic diagram being put into target rectangle to typesetting photo in the embodiment of the present invention；
Fig. 7 is the schematic diagram of the final typesetting result of one of embodiment of the present invention.
Appended drawing reference
1 target layout template
2 first to typesetting photo
3 target rectangles
4 second to typesetting photo
5 thirds wait for typesetting photo
6 the 4th to typesetting photo
Specific embodiment
Below by drawings and examples, technical scheme of the present invention will be described in further detail.Fig. 1 is according to this
A kind of schematic flow chart for photo automatic composing method 100 based on layout template that inventive embodiments provide.As shown in Figure 1
Photo automatic composing method 100 include:
110, it obtains to typesetting photo.
111, from stored layout template, determine target layout template, target layout template be in layout template not
Labeled as one of completed layout template.
112, the photo on target layout template is replaced with first to typesetting photo, first to typesetting photo is to typesetting
Photo identical with the size of photo on target layout template in photo.
113, according to replacement as a result, determining typesetting result or redefining target layout template.
For example, in this embodiment it is possible to be added to all in composing system to typesetting photo, then from having stored
Layout template in select one it is unmarked for completed layout template be target layout template, in typesetting photo with mesh
The photo size marked on layout template is identical to typesetting photo, replaces the photo on target layout template, and tie according to replacement
Fruit determines typesetting result or reselects a target layout template.
A kind of photo automatic composing method based on layout template provided by the above embodiment, by from stored typesetting
The target layout template selected in template, and photo identical with size in target layout template is replaced with to typesetting photo,
Typesetting result is determined further according to replacement result or reselects target layout template, and layout template can be made by abundant benefit
With to realize that typesetting utilization rate reaches or be higher than the artificial typesetting of expert, and typesetting utilization rate is stablized, it is too poor to obtain
Typesetting result.
It should be understood that in this embodiment it is possible to prior to step 110, can expert is common or expert manually arrange
The outstanding typesetting scheme found during version is stored into composing system, as the layout template in the embodiment of the present invention.
Optionally, in one embodiment, as shown in Fig. 2, replacement result is photo Automatic Typesetting when being all replaced successfully
Method 100 can also include: 114, determine final typesetting result.
Optionally, in another embodiment, when replacement result is all replacement failures, target layout template is labeled as
It is completed, and reselects a target layout template from layout template.That is, in this embodiment, target is arranged
Version template mark is is completed, and return step 111.
Optionally, in one embodiment, as shown in figure 3, when step 113 includes that replacement result is successful for partial replacement,
Determine the first typesetting result.Photo automatic composing method 100 can also include:
120, according to not replace photo in typesetting photo, determine enclosure rectangle set.
121, the selection target rectangle from enclosure rectangle set, target rectangle be enclosure rectangle set in can include second to
The rectangle of typesetting photo, wherein second to typesetting photo be do not replace the maximum photo of size in photo.
122, target rectangle is put into typesetting photo by second.
123, according to being put into as a result, determining final typesetting result.
124, being put into result is to determine that final typesetting result is the first typesetting result when being put into unsuccessfully.
Specifically, in this embodiment it is possible to after selection target rectangle, by the photo replaced in target rectangle from
It is removed in first typesetting result, so as to effectively provide the utilization rate of layout template.For example, in this embodiment, first
Typesetting result is as shown in Figure 5.
It should be noted that in this embodiment, if selection target rectangle fails from enclosure rectangle set, by mesh
Mark layout template is labeled as being completed, and selection target layout template again.That is, when being selected from enclosure rectangle set
Target rectangle failure, then be labeled as being completed, and return step 111 by target layout template.
Optionally, in one embodiment, step 120 can with specifically includes the following steps:
According to straight line where straight line where all left margins for not replacing photo and right margin, vertical line collection is determined
It closes.
According to straight line where straight line where all coboundaries for not replacing photo and lower boundary, horizontal linear collection is determined
It closes.
Cartesian product operation is carried out to vertical line set and vertical line set respectively, obtains two binary group collection
It closes.
Cartesian product operation is carried out to two binary group set, obtains four-tuple set.
To each of four-tuple set four-tuple (v1, v2, h1, h2), if v1, v2, h1, h2 can form an area
Rectangle greater than 0, and rectangle cannot completely include any photo in the first typesetting result or rectangle not with the first typesetting result
In any photo intersection, rectangle is put into enclosure rectangle set, wherein v1, v2 be vertical line set in two hang down
Straight line, h1, h2 are two horizontal linears in horizontal linear set.
For example, in this embodiment, it is and d to count respectively that vertical line set and horizontal linear set can mark respectively
Binary group set e=c*c and f=d*d is calculated, then calculates four-tuple set k=e*f, wherein * is the Cartesian product fortune of set
It calculates.To each of four-tuple k set four-tuple (v1, v2, h1, h2), wherein v1, v2 are two from the vertical of set c
Straight line, h1, h2 are the horizontal linears from set d.If v1, v2, h1, h2 can make up the rectangle that an area is greater than 0, and
And any picture parts intersection in this rectangle the first typesetting result of discord, photo can be completely included, or discord is shone
Piece intersection, then be put into this enclosure rectangle in set.
Optionally, in one embodiment, being put into result is when being put into successfully, as shown in figure 4, photo automatic composing method
100 further include:
130, utilization rate is calculated, utilization rate is the second ratio to the area of the area and target rectangle of typesetting photo.
131, it is compared with the size relation of rate and preset threshold, obtains comparison result, wherein preset threshold is that minimum can
The utilization rate of receiving；According to comparison result, final typesetting result is determined.
132, comparison result be utilization rate be greater than preset threshold when, determine final typesetting result be the first typesetting result with
The second typesetting scheme merged to typesetting photo.
Optionally, in one embodiment, when comparison result is that utilization rate is less than preset threshold, and second to typesetting photo
It is placed on the upper left corner of target rectangle, photo automatic composing method 100 further include:
140, use second will remove second to typesetting photo to the straight line where the lower boundary of typesetting photo in target rectangle
Part be divided into the first rectangle and the second rectangle.
141, third is waited for that typesetting photo and the 4th is put into the first rectangle and the second rectangle to typesetting photo respectively, wherein
Third wait for typesetting photo be can include by the first rectangle do not replace in photo except second to typesetting photo outside dimension it is maximum
Photo, the 4th to typesetting photo be can include by the second rectangle do not replace in photo except second to typesetting photo outside dimension most
Big photo.
142, wait for whether typesetting photo and the described 4th is successfully respectively put into described to typesetting photo according to the third
One rectangle and second rectangle, determine final typesetting result.
It should be noted that in this embodiment, third is waited for that typesetting photo and the 4th is put into typesetting photo respectively
The process of one rectangle and the second rectangle and method and step later are similar with above-mentioned steps 123,130,131.
Specifically, in this embodiment, first, which is put into result, is put into success, photo automatic composing method to be all or part of
100 can with the following steps are included:
The first utilization rate is calculated, the first utilization rate is to be put into the gross area of typesetting photo and the area of target rectangle
Ratio.
Compare the size relation of the first utilization rate and preset threshold.
When the first utilization rate is greater than preset threshold, determine final typesetting result be the first typesetting result be put into
The typesetting scheme that typesetting photo merges.
Such as: in this embodiment, what is be put into can wait for typesetting photo to typesetting photo, third for second to typesetting photo
With the 4th to typesetting photo (as shown in Figure 6), or second waits for typesetting photo to typesetting photo and third, or can be with
For second to typesetting photo and the 4th to typesetting photo.Therefore, final typesetting result can be the first typesetting result and second
Typesetting photo and the 4th typesetting scheme (as shown in Figure 7) to the merging of typesetting photo are waited for typesetting photo, third, or can be
First typesetting result waits for typesetting scheme that typesetting photo merges, then either the first typesetting knot to typesetting photo and third with second
The typesetting scheme that fruit merges to typesetting photo and the 4th to typesetting photo with second.
Specifically, in this embodiment, when the first utilization rate is less than preset threshold, determine that final typesetting result is the
One typesetting result (as shown in Figure 5).
A kind of photo automatic composing method based on layout template provided based on the above-mentioned technical proposal, by from having stored
Layout template in the target layout template that selects, and photo identical with size in target layout template is replaced with to typesetting
Photo determines typesetting result further according to replacement result or reselects target layout template, layout template can be made to be filled
Divide and utilize, to realize that typesetting utilization rate reaches or be higher than the artificial typesetting of expert, and typesetting utilization rate is stablized, and will not obtain too
The typesetting result of difference.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (7)
1. a kind of photo automatic composing method based on layout template characterized by comprising
It obtains to typesetting photo；
From stored layout template, determine target layout template, the target layout template be in the layout template not
Labeled as one of completed layout template；
Photo on the target layout template is replaced with first to typesetting photo, described first to typesetting photo be it is described to
Photo identical with the size of photo on the target layout template in typesetting photo；
According to replacement as a result, determining typesetting result or redefining target layout template；
When the replacement result is partial replacement success, the first typesetting is determined as a result, the photo automatic composing method further include:
Photo is not replaced according on the target layout template, determines enclosure rectangle set；
The selection target rectangle from the enclosure rectangle set, the target rectangle be can include the in the enclosure rectangle set
Two rectangle to typesetting photo, wherein described second to typesetting photo is described to the maximum photo of size in typesetting photo；
The target rectangle is put into typesetting photo by described second；
According to being put into as a result, determining final typesetting result；
It is described not replace photo according on the target layout template, determine enclosure rectangle set, comprising:
Straight line where straight line where not replacing the left margin of photo according to all and right margin, determines vertical line collection
It closes；
Straight line where straight line where not replacing the coboundary of photo according to all and lower boundary, determines horizontal linear collection
It closes；
Cartesian product operation is carried out to the vertical line set and the vertical line set respectively, obtains two binary groups
Set；
Cartesian product operation is carried out to two binary group set, obtains four-tuple set；
To each of described four-tuple set four-tuple (v1, v2, h1, h2), if v1, v2, h1, h2 can form an area
Rectangle greater than 0, and the rectangle can completely include any photo in the first typesetting result or the rectangle not with
Any photo intersection in the first typesetting result, the rectangle is put into the enclosure rectangle set, wherein v1, v2
For two vertical lines in the vertical line set, h1, h2 are two horizontal linears in the horizontal linear set；
The result that is put into is photo automatic composing method when being put into successfully further include:
Utilization rate is calculated, the utilization rate is the described second ratio to the area of the area and target rectangle of typesetting photo
Value；
The size relation for comparing the utilization rate and preset threshold, obtains comparison result, wherein the preset threshold is that minimum can
The utilization rate of receiving；
According to the comparison result, final typesetting result is determined.
2. photo automatic composing method according to claim 1, which is characterized in that the replacement result is all to be substituted for
When function, final typesetting result is determined；Alternatively,
When the replacement result is all replacement failures, the target layout template is labeled as being completed, and redefine mesh
Mark layout template.
3. photo automatic composing method according to claim 1, which is characterized in that the result that is put into is to be put into failure
When, determine that final typesetting result is the first typesetting result.
4. photo automatic composing method according to claim 1, which is characterized in that the comparison result is the utilization rate
When greater than the preset threshold, determine that final typesetting result is that the first typesetting result is closed with described second to typesetting photo
And typesetting scheme.
5. photo automatic composing method according to claim 1, which is characterized in that the comparison result is the utilization rate
When less than the preset threshold, and described second upper left corner for being placed on the target rectangle to typesetting photo, the photo are automatic
Composition method further include:
Described second will be removed in the target rectangle to typesetting to the straight line where the lower boundary of typesetting photo with described second
The part of photo is divided into the first rectangle and the second rectangle；
Third is waited for that typesetting photo and the 4th is put into first rectangle and second rectangle to typesetting photo respectively, wherein
The third wait for typesetting photo be can include by first rectangle described in in typesetting photo remove described second to typesetting shine
The maximum photo of the outside dimension of piece, the described 4th to typesetting photo be can include by second rectangle described in typesetting photo
In remove the described second maximum photo of outside dimension to typesetting photo；
According to the third wait for typesetting photo and the described 4th to typesetting photo whether be successfully respectively put into first rectangle and
Second rectangle determines final typesetting result.
6. photo automatic composing method according to claim 5, which is characterized in that when the third waits for typesetting photo and institute
The 4th is stated when typesetting photo whole or one are put into successfully, the photo automatic composing method further include:
The first utilization rate is calculated, first utilization rate is the gross area being put into typesetting photo and the face of the target rectangle
Long-pending ratio；
Compare the size relation of first utilization rate and the preset threshold；
When first utilization rate be greater than the preset threshold when, determine final typesetting result be the first typesetting result with
The typesetting scheme merged to typesetting photo being put into.
7. photo automatic composing method according to claim 6, which is characterized in that further include:
When first utilization rate is less than the preset threshold, determine that final typesetting result is the first typesetting result.
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| CN106339373B (en) * | 2015-07-06 | 2019-08-30 | 北大方正集团有限公司 | A kind of Page Template replacement method and device |
| CN105955947B (en) * | 2016-04-29 | 2019-03-08 | 南宁职业技术学院 | Photo automatic composing method based on layout template |
| CN109614387B (en) * | 2018-10-24 | 2022-04-15 | 广州纬纶信息科技有限公司 | Rectangular piece layout method, electronic equipment and storage medium |
| CN109472016A (en) * | 2018-12-24 | 2019-03-15 | 徐州华艺彩色印刷有限公司 | A kind of quick centralized typesetting plate change processing method suitable for printing industry |
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| CN101131702A (en) * | 2006-08-22 | 2008-02-27 | 富士胶片株式会社 | Apparatus and program for generating electronic albums |
| CN101140569A (en) * | 2007-10-24 | 2008-03-12 | 北大方正集团有限公司 | Automatic keyline layout method and apparatus |
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| CN101131702A (en) * | 2006-08-22 | 2008-02-27 | 富士胶片株式会社 | Apparatus and program for generating electronic albums |
| CN101140569A (en) * | 2007-10-24 | 2008-03-12 | 北大方正集团有限公司 | Automatic keyline layout method and apparatus |
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